The yarn sensor for Wal Lycra feeder JC-TK524 is produced with the best raw materials. It has sensitive touch and can react timely and quickly when yarn break; The12-24V universal LED lights are more energy saving and efficient; The parking lever is more durable with titanium oxide porcelain tube. Please feel cost-free to send us your specifications and we’ll respond to you asap. We’ve got a professional engineering team to serve for the every single detailed needs.